Gun grip



FIG. 1 is a front elevational view of a gun grip showing my new design, the back being identical, the broken line showing of a gun is for illustrative purposes only and forms no part of the claimed design;

FIG. 2 is a side elevational view thereof; and,

FIG. 3 is an opposite side elevational view thereof. 

The ornamental design for a gun grip, as shown and described. 